$ git clone -n https://src.fedoraproject.org/rpms/gstreamer1-vaapi.git /var/lib/mock/f31-build-97505-32968/root/chroot_tmpdir/scmroot/gstreamer1-vaapi
Cloning into '/var/lib/mock/f31-build-97505-32968/root/chroot_tmpdir/scmroot/gstreamer1-vaapi'...
$ git reset --hard 3c74f3de8a52c75fcac6b6a0560c5868629584a4
HEAD is now at 3c74f3d - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild